Adding Config Admin support in the OSGi tests

Fixing the OSGi core and compendium dependencies.
Now injecting the bundle context into the OSGi tests instead of the
FileMonitorServiceFactory instance.  This allows the factory instance to
receive configuration from ConfigurationAdmin.
Fixing the default polling intervals in the Commons IO implementation

Making the default interval in OSGi environments match the default
interval in non-OSGi environments (1 minute)